Table 13.

Storage stability conducted under ambient and refrigerated storage conditions.

Day	Avg. recovery (ambient, %)	RSD	Avg. recovery (refrigerated, %)	RSD
Diacetyl
1	96.1	0.068	96.7	0.046
7	93.4	0.048	89.8	0.039
14	98.6	0.017	106.0	0.065
30	103.0	0.039	98.6	0.047
2,3-Pentanedione
1	98.0	0.049	94.8	0.051
7	102.0	0.045	100.0	0.025
14	105.0	0.091	97.1	0.068
30	108.0	0.065	96.8	0.073
2,3-Hexanedione
1	109.8	0.115	117.0	0.056
7	93.9	0.041	110.0	0.054
14	87.0	0.068	99.0	0.040
30	81.4	0.026	99.6	0.053
2,3-Heptanedione
1	89.3	0.109	90.5	0.072
7	90.8	0.055	84.9	0.059
14	92.2	0.053	83.6	0.096
30	92.2	0.021	97.0	0.082